<!-- eslint-disable vue/multi-word-component-names -->
<script setup>
import GoodsItem from "../Home/components/GoodsItem.vue";
import { getSubCategroy, getSubCategoryGoodsAPI } from "@/apis/categroy";
import { ref, onMounted } from "vue";
import { useRoute } from "vue-router";

// 二级分类数据
const subCategroyData = ref([]);
const route = useRoute();
const getSubCategroyData = async () => {
    const res = await getSubCategroy(route.params.id);
    subCategroyData.value = res.result;
};

// 二级分类商品数据
const goodsList = ref([]);
const reqParams = ref({
    categoryId: route.params.id,
    page: 1,
    pagesize: 30,
    sortField: "publishTime",
});
const getGoodsList = async () => {
    const res = await getSubCategoryGoodsAPI(reqParams.value);
    goodsList.value = res.result.items;
}

// 切换tab
const tabChange = () => {
    reqParams.value.page = 1
    getGoodsList()
}

// 加载更多
const disabled = ref(false)  //是否禁用
const load = async () => {
    reqParams.value.page++
    const res = await getSubCategoryGoodsAPI(reqParams.value);
    goodsList.value = [...goodsList.value, ...res.result.items];

    // 没有返回内容，禁用监听
    if (res.result.items.length === 0) { 
        disabled.value = true
    }
}

onMounted(() => {
    getSubCategroyData();
    getGoodsList();
});


</script>

<template>
    <div class="container">
        <!-- 面包屑 -->
        <div class="bread-container" >
            <el-breadcrumb separator=">" >
                <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
                <el-breadcrumb-item :to="{ path: `/category/${subCategroyData.parentId}` }">{{ subCategroyData.parentName }} </el-breadcrumb-item>
                <el-breadcrumb-item>{{ subCategroyData.name }}</el-breadcrumb-item>
            </el-breadcrumb>
        </div>
        <div class="sub-container">
            <el-tabs v-model="reqParams.sortField" @tab-change="tabChange">
                <el-tab-pane label="最新商品" name="publishTime"></el-tab-pane>
                <el-tab-pane label="最高人气" name="orderNum"></el-tab-pane>
                <el-tab-pane label="评论最多" name="evaluateNum"></el-tab-pane>
            </el-tabs>
            <div class="body" v-infinite-scroll="load" :infinite-scroll-disabled="disabled">
                <!-- 商品列表-->
                <goods-item v-for="goods in goodsList" :key="goods.id" :goods="goods"></goods-item>
            </div>
        </div>
    </div>
</template>

<style lang="scss" scoped>
.bread-container {
    padding: 25px 0;
    color: #666;
}

.sub-container {
    padding: 20px 10px;
    background-color: #fff;

    .body {
        display: flex;
        flex-wrap: wrap;
        padding: 0 10px;
    }

    .goods-item {
        display: block;
        width: 220px;
        margin-right: 20px;
        padding: 20px 30px;
        text-align: center;

        img {
            width: 160px;
            height: 160px;
        }

        p {
            padding-top: 10px;
        }

        .name {
            font-size: 16px;
        }

        .desc {
            color: #999;
            height: 29px;
        }

        .price {
            color: $priceColor;
            font-size: 20px;
        }
    }

    .pagination-container {
        margin-top: 20px;
        display: flex;
        justify-content: center;
    }
}
</style>
